572567491 has 2 divisors, whose sum is σ = 572567492. Its totient is φ = 572567490.

The previous prime is 572567459. The next prime is 572567519. The reversal of 572567491 is 194765275.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 572567491 - 2⁵ = 572567459 is a prime.

It is not a weakly prime, because it can be changed into another prime (572567791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286283745 + 286283746.

It is an arithmetic number, because the mean of its divisors is an integer number (286283746).

Almost surely, 2^572567491 is an apocalyptic number.

572567491 is a deficient number, since it is larger than the sum of its proper divisors (1).

572567491 is an equidigital number, since it uses as much as digits as its factorization.

572567491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 529200, while the sum is 46.

The square root of 572567491 is about 23928.3825404059. The cubic root of 572567491 is about 830.3774791430.

The spelling of 572567491 in words is "five hundred seventy-two million, five hundred sixty-seven thousand, four hundred ninety-one".